520 Park Avenue, 21, Manhattan 10022

This property may be subject to NYC’s non-primary residence (pied-à-terre) surcharge.

Photo of 520 Park Avenue, 21
© Mapillary contributors
Market value (FY27)
$5,101,894
Estimated annual surcharge
If non-primary, est. $331,623/yr · 6.5% tier (Class 2, over $5M)
Owner of record
Hill Country 21 Llc
Borough
Manhattan
Block / Lot
1375 / 1416
BBL (PARID)
1013751416
Tax class
2
Building class
R4
Apartment
21
Condo number
102832

Estimate = phase-1 rate × FY27 DOF market value. Co-op unit values are imputed by DOF at determination; see methodology.

Ownership records

Last deed recorded September 13, 2024 for $18,500,000. 41-45 Property Owner, LLC → Hill Country 21 LLC

  • Seller 41-45 Property Owner, LLC
    c/o:. Zeckendorf Development, LLC, New York, NY 10022
  • Buyer Hill Country 21 LLC
    520 Park Ave, New York, NY 100658064

Public ACRIS deed records and HPD registration data. LLC officers are not published by New York State; parties and addresses shown are as recorded.